Timmer
Timmer is a Dutch occupational surname, meaning "carpenter". People with surname include:
- Albert Timmer, Dutch road racing cyclist
- Albertus Odoricus Timmer, Dutch Catholic missionary prelate and bishop of the Roman Catholic Diocese of Lu'an
- Ann Timmer, American chief justice of the Arizona Supreme Court
- Damien Timmer, English business executive
- Hendrik Timmer, Dutch tennis player
- Hendrika Timmer, Dutch chess master
- Henk Timmer, Dutch football goalkeeper
- Henry Timmer, Dutch football goalkeeper
- Henry W. Timmer, American politician
- , Dutch business executive, CEO of Philips 1990–1996
- , German physician and systems biologist
- John Timmer, American politician
- Kees Timmer, Dutch sculptor and painter
- Maria Timmer, American meteorologist, wife of Reed Timmer
- Marianne Timmer, Dutch speed skater
- Mirjam Timmer, Dutch singer-songwriter
- Netti Witziers-Timmer, née Timmer, Dutch athlete
- Reed Timmer, American meteorologist
- Theo Timmer, Dutch motorcycle road racer